Dear EarthTalk: Is it true that there is a lot of waste associated with tampons and sanitary pads and their packaging? Are there any environmentally friendly alternatives out there?

Dear EarthTalk: I visited New York City recently and could not believe the number of taxicabs on the streets. Are there any efforts to “green up” these vehicles? They must be real gas-guzzlers, considering all the idling and stop-and-go traffic they face.

Dear EarthTalk: How do I learn how to build an all-around "eco-home?" My wife and I have some land in Delaware and would like to build a state-of-the-art green home on the site. – Zachary Jahnigen, Frankford, DE There are many ideas as to what constitutes an "eco-home," depending upon how pure one wants to [...]

Here’s what’s happening this month, from our friends at E – The Environmental Magazine As concerns mount over what to do about global warming, the nuclear power debate is again poised to take center stage. The July/August 2007 issue of E — The Environmental Magazine (now posted at: www.emagazine.com) looks at all the pros and [...]

Dear EarthTalk: What is the status of Sea Turtle protection efforts? Don’t many of them die in fishnets and, as a result, are threatened with extinction? – Matthew Lieberman, Wellesley, MA Given their tenuous existence, sea turtles are considered by many environmentalists as ambassadors for the world’s troubled oceans. They have graced the seas for [...]

Dear EarthTalk: Are mothballs safe to use? If not, are there any environmentally friendly alternatives? – Anna Wiener, Dearborn, Michigan Even though they are not as popular as they once were, mothballs are still used by many people to keep stored clothes, furniture and carpets free of hungry pests like moths. But the very ingredients [...]

We may not realize it, but we need honey bees. They are responsible for many of the fruits, vegetables, nuts and grains we consume daily. However, suddenly American beekeepers are finding their colony populations dwindling down. This article originally appeared in PLoS Biology, the peer-reviewed biology journal of the Public Library of Science. It has [...]

Dear EarthTalk: Is there any proof linking human breast cancer to exposure to chemicals in the environment? Or do researchers think most cases of breast cancers are genetically inherited? – Bettine Carroll, New York, NY A groundbreaking research study coordinated by the non-profit Silent Spring Institute and recently published by the American Cancer Society found [...]